Sounds like it from their description ("USB-C media disks"):
Supported file formats include H.264, H.265, Apple ProRes and Blackmagic RAW, with clips able to be imported from the iPad Pro internal storage and Photos library, or externally connected iCloud and USB-C media disks.
Supported file formats include H.264, H.265, Apple ProRes and Blackmagic RAW, with clips able to be imported from the iPad Pro internal storage and Photos library, or externally connected iCloud and USB-C media disks.